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United States Patent | 5,740,565 |
McDade | April 21, 1998 |
A new Inflatable Sleeping Bag System for providing a combination inflatable mattress and sleeping bag providing a comfortable lightweight sleeping bag. The inventive device includes an inflatable mattress having a head support tube, a cover sheet having a zipper, insulation within the cover sheet, and a netting supported over the head support tube with a pair of support loops and support bar. The inflatable mattress includes at least one valve and a plurality of perforated dividers.
Inventors: | McDade; John Patrick (Trasna Island, Lisnaskea, Co. Fermanagh, GB5) |
Appl. No.: | 812357 |
Filed: | March 5, 1997 |
Current U.S. Class: | 5/413AM; 5/413R; 135/96 |
Intern'l Class: | A47G 009/08; A47C 027/10 |
Field of Search: | 5/413 AM,413,414,416,418,710,711 135/96,913 |
3751741 | Aug., 1973 | Hendry | 5/413. |
3860980 | Jan., 1975 | Ebbert | 5/413. |
4232692 | Nov., 1980 | Atkins | 5/418. |
5471687 | Dec., 1995 | Vierra | 5/413. |
5640725 | Jun., 1997 | Ando et al. | 5/413. |
Foreign Patent Documents | |||
1376523 | Jun., 1963 | FR | 5/413. |
2166343 | May., 1986 | GB | 5/413. |